Did you know our solar system might have had an extra planet? Scientists believe a mysterious ninth planet once existed but ...

NASA has confirmed the discovery of a mysterious new planet beyond Neptune, shaking up our understanding of the outer reaches ...

"Our Sun (Sol) is marked by a black hexagon, and its orbital path is indicated by a grey solid line (top row only). Alpha ...

Scientists believe that two asteroids might be fragments of long-lost "planetary embryos" from the early solar system. These ...

New paper points to the Alpha Centauri triple star system as likely potential source of millions of interstellar asteroids and comets.

Astronomers at the NASA Goddard Space Flight Center may have discovered a star hurtling through the Milky Way with a planet ...

Oumuamua and Comet Borisov in 2017 and 2019, respectively, created a surge of interest. What were they? Where did they come ...

Sure, they’re particles and rocks, but they’re still a fascinatingly long way from home. Alpha Centauri is the star system ...

The exoplanet – a planet outside our solar system – has a mass six times greater than that of Earth, and orbits in the “habitable zone” of a nearby star similar to our sun ...

As more data is gathered, it will not only provide clearer answers to the forces that shaped our solar system, but also enhance our understanding of the formation, composition, and evolutionary ...

Despite common assumptions, the disk of our Solar System is warped, and the planets travel around the Sun in slightly eccentric (or oblong) orbits. Scientists now think that a mysterious object ...

Scientists discovered tiny jets on the Sun that power both fast and slow solar wind. These jets eject particles and shape ...